-#include "libm.h"
+#include <math.h>
+#include <stdint.h>
int __fpclassifyf(float x)
{
- union fshape u = { x };
- int e = u.bits>>23 & 0xff;
- if (!e) return u.bits<<1 ? FP_SUBNORMAL : FP_ZERO;
- if (e==0xff) return u.bits<<9 ? FP_NAN : FP_INFINITE;
+ union {float f; uint32_t i;} u = {x};
+ int e = u.i>>23 & 0xff;
+ if (!e) return u.i<<1 ? FP_SUBNORMAL : FP_ZERO;
+ if (e==0xff) return u.i<<9 ? FP_NAN : FP_INFINITE;
return FP_NORMAL;
}